class CGfxOpenGL
{
private:
	int m_windowWidth;
	int m_windowHeight;

	float m_angle;

public:
	CGfxOpenGL();
	virtual ~CGfxOpenGL();

	bool Init();
	bool Shutdown();
	
	void SetupProjection(int width, int height);
	
	void Prepare(float dt);
	void Render();
};